| Abbreviation | Definition |
|---|---|
| LCP | Local Coastal Program |
| LCRC | Lake Champlain Research Consortium |
| LCW | Low Conductivity Water |
| LD | Liquid Depth |
| LDF | Local Depth First |
| LEADEX | Lead Experiment |
| LEIFS | Lake Erie Information Forecasting System |
| LEPOR | Longterm and Expanded Program of Oceanic Exploration and Research |
| LETM | Lake Evaporation and Thermodynamics Model |
| LFAA | Low Frequency Active Acoustic |
| LFAH | Low Frequency Acoustic Harmonic |
| LFAO | Low Frequency Acoustic Oscillations |
| LFC | Level of Free Convection |
| LFCC | Low Flow Conveyance Channel |
| LFLOW | Linearized High-resolution Wind-field Flow |
| LFM | Limited-area Fine-mesh Model |
| LFP | Landfall Point |
| LFP | Low-frequency Prediction |
| LGFSTP | Liquefied Gaseous Fuels Spill Test Facility |
| LGLES | Lower Great Lakes Erosion Study |